7 Mufflers for motors and engines; Oil separators; Valves as machine components; Valves being parts of machines; Valves being parts of refrigeration machines; Angle valves being parts of machines; Ball valves being parts of machines; Hydraulic accumulators being parts of machines; Hydraulic pumps and motors for hydrostatic systems, comprised of pumps, motors, valves, switches, sensors and electronic controls, for hydraulic drives and force transmission in machines, machine tools, grinding and food processing machines and in off-road-vehicles; Pressure switches as parts of machines; Spin driers